2014年8月9日 — In high pressure gas and in the liquid phase, oxygen is coloured blue and this cannot be due to these transitions as they are too long a...
2023年7月29日 — Solid oxygen's deep blue colour has fascinated scientists for decades. This crystalline form of oxygen exhibits magnetic properties, and...
2019年1月24日 — Oxygen becomes solid at temperatures below -218.79℃. In both its liquid and solid states, the substances are clear with a light sky-blue colour.
2024年8月6日 — Oxygen is a colourless, odourless, tasteless gas essential to living organisms, being taken up by animals, which convert it to carbon dioxide;...
We are very satisfied with this cooperation and the communication process with the supplier is smooth. The product is delivered very quickly, and will be purchased again if needed later.
Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!